import sys
input = sys.stdin.buffer.readline

class UnionFind:
    __slots__ = ["n", "parent", "height", "size", "data"]

    def __init__(self, n):
        self.n = n
        self.parent = [i for i in range(n)]
        self.height = [1] * n
        self.size = [1] * n
        self.data = [0] * n

    def find(self, x):
        if self.parent[x] == x:
            return x
        else:
            self.parent[x] = self.find(self.parent[x])
            return self.parent[x]

    def unite(self, x, y):
        x = self.find(x)
        y = self.find(y)
        if x != y:
            if self.height[x] < self.height[y]:
                self.parent[x] = y
                self.size[y] += self.size[x]
                self.data[x] -= self.data[y]
            else:
                self.parent[y] = x
                self.size[x] += self.size[y]
                self.data[y] -= self.data[x]
                if self.height[x] == self.height[y]:
                    self.height[x] += 1

    def add(self, x, b):
        self.data[self.find(x)] += b

    def get(self, x):
        res = self.data[x]
        while x != self.parent[x]:
            x = self.parent[x]
            res += self.data[x]
        return res


N, Q = map(int, input().split())
uf = UnionFind(N)
for _ in range(Q):
    query = tuple(map(int, input().split()))
    if query[0] == 1:
        uf.unite(query[1] - 1, query[2] - 1)
    elif query[0] == 2:
        uf.add(query[1] - 1, query[2])
    elif query[0] == 3:
        print(uf.get(query[1] - 1))